Olympiad Test: Odd One Out - 3 - Class 7 MCQ

In all other groups, first and fourth letters are consecutive, while second and third letters are in reverse alphabetical order.

In all other groups, first and second lettersare moved two steps backward to obtain third and fourth letters respectively.

In all other groups, the second, third and fourth letters are respectively two, one and two steps ahead of the first, second and third letters respectively.

This is the only group containing two vowels.

In all other groups, the first, second and third letters are respectively moved one, two and three steps forward to give the second, third and fourth letters respectively.

All other groups contain E, A and R.

Each other group contains 4 consecutive letters.

In all other groups, there is a gap of three letters between every two consecutive letters.

In all other groups, the first and second letters occupy the same positions from the beginning and end of the alphabet, and so do the third and fourth letters.

Each of the other groups contains one small letter.

All other groups consist of alternate letters, though not in order.

In all other groups, each letter moves 3 steps forward to obtain the next letter.

In all other groups, the number of letters skipped between adjacent letters is uniform.

In all other groups, the letters are alternate and the middle two are small letters.

There is no repetition of any letter in any other group.

In all other groups, a vowel is followed by a consonant repeated twice.

In all other groups, the first letter occupies the same position from A onward as the second letter occupies from Z backward e.g. D is the fourth letter from the beginning and W is the fourth letter from the end of the alphabet.

In all other groups, the first and second letters occupy the same position (from the beginning and the end respectively. The second letter is moved one step backward to obtain the third letter.